Gaya APA
Azar, Betty Schrampfer. (1989).
Understanding and Using English Grammar (2).
New jersey:
Prentice-Hall.
Gaya Chicago
Azar, Betty Schrampfer.
Understanding and Using English Grammar.
2
New jersey:
Prentice-Hall,
1989.
Buku Teks.
Gaya MLA
Azar, Betty Schrampfer.
Understanding and Using English Grammar.
2
New jersey:
Prentice-Hall,
1989.
Buku Teks.
Gaya Turabian
Azar, Betty Schrampfer.
Understanding and Using English Grammar.
2
New jersey:
Prentice-Hall,
1989.
Buku Teks.